speed warning device

基本解釋

The device has the functions of pulling the needle automatically, warning automatically and controlling the liquid infusion speed and liquid infusion quantity.
有自動(dòng)拔針、自動(dòng)報(bào)警、控制輸液速度和輸液量的功能。
ip.com
The utility model provides a slow-speed warning device for a vehicle, when a vehicle moves at a slow speed, rear coming vehicles can be warned automatically by light signals.
本實(shí)用新型提供一種車輛慢速警示裝置，車輛在慢速行進(jìn)時(shí)，可自動(dòng)以燈號(hào)警示后方來(lái)車。
ip.com
It presents the guidelines on how to adjust the installation location and incidence of stall warning device, and also discusses the reasons for metering of stall warning speed with indicated airspeed.
提出了如何調(diào)整失速警告器安裝位置和安裝角的指導(dǎo)性原則，論述了用表速計(jì)量失速預(yù)警速度的理由。